feature/use-case-acceptance-tests-2 (#117)

Co-authored-by: Michael Hoennig <michael@hoennig.de>
Reviewed-on: https://dev.hostsharing.net/hostsharing/hs.hsadmin.ng/pulls/117
Reviewed-by: Marc Sandlus <marc.sandlus@hostsharing.net>

src/main/resources/api-definition/hs-office/hs-office-sepamandates.yaml

@@ -7,7 +7,7 @@ get:
     parameters:
         - $ref: 'auth.yaml#/components/parameters/currentSubject'
         - $ref: 'auth.yaml#/components/parameters/assumedRoles'
-        - name: name
+        - name: iban
           in: query
           required: false
           schema: